Which of the following IP addresses is a loopback address ?
2025
Which of the following IP addresses is a loopback address ?
- A.
127.0.0.1
- B.
192.168.1.1
- C.
10.0.0.1
- D.
255.255.255.255
Attempted by 66 students.
Show answer & explanation
Correct answer: A
A loopback address is used for testing network software on the local machine without sending packets over a physical network. The standard IPv4 loopback address is 127.0.0.1, which always refers to the local host itself.